Table 3. Accessories Required

Table 3. Accessories Required

Item

Common Name

Description and Part Number

CONNECTOR *

Fabricate in accordance with figure 1.

TUBING

Plastic, 1/4-inch (R3603F). Length as required.

TEE

Connector, elastic tubing, branded, 3/s-inch ID, Y4-inch to /s-inch OD (7909927).

NITROGEN CYLINDER

Nitrogen, technical w/cyl, oil free (7910373).

REGULATOR

Regulator, water pumped nitrogen (MIS10325TYPE2)

VALVE

Needle valve, '/s-inch NPT female, inlet and outlet; ROSKA 2001.

* Also used to calibrate the following equipment:

Tester, Air Leakage (Dry Bubble), Q204 (TB 3-6665-313-50)

Tester, Leakage, Valve Assembly, Q210 (TB 3-6665-314-50)

SECTION III

CALIBRATION PROCESS

prefixed with A, see table 2, and for prefix B, see table

NOTE

Unless otherwise specified, verify the results

Equipment Setup. (fig. 2).

Adjust the

of each test and take corrective action

mechanical zero-adjustment on TI resistance gage to

whenever the test requirement is not met

zero.

before continuing with the calibration.

b. Set the POWER switch to OFF.

6. Preliminary Instructions. a. The instructions

c. Set INHALE-EXHALE switch to center off

outlined in this section are preparatory to the calibration

position.

process. Personnel should become familiar with the

d. Set SEAL switch to OFF.

entire bulletin before beginning the calibration.

e. Turn AIRFLOW VALVE fully counterclockwise.

b. Items of equipment used in this procedure are

Connect power cable connector to 115-volt, 60

referenced within the text by common name and item

Hz receptacle.

identification number as listed in tables 2 and 3. For the

g. Set POWER switch to ON. Pump should

identification of equipment referenced by item numbers

operate.

h. Allow TI to operate for at least 10 minutes.